In days gone by, motorcycle riders needed to be half-competent mechanics to reliably get where they were going. That's changed a lot in the last few decades, to the point where a lot of riders get by without ever laying a spanner on their own machines. But there are still chains.
Chain pre-action: How to look after your motorbike's chain
BMW's “maintenance-free” M Endurance chain put to the test - RevZilla
Motorcycle Chains 101: The Sealed Deal
BMW Motorcycles Chain Lube with Moly 12 oz. – Sierra BMW Motorcycle
How To Clean And Lubricate Your Motorcycle Chain
Ask MO Anything: How Often Do I Have to Lube My Chain?
OEM Chains SUCK! Kawasaki KLR Forum
140 Our moto life ideas in 2023 moto, motorcycle, adventure motorcycling
10 Steps to clean and lube motorcycle chain
BMW's M Endurance Chain Still Needs Maintenance to Go the Distance
BMW M Endurance Chain — Low Maintenance, not Maint Free
WORLD BREAKTHROUGH: Never Lubricate or Adjust Your Motorcycle Chain Again
Have a look at my chain